/*
 * Copyright 1999-2017 Alibaba Group Holding Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package studio.raptor.sqlparser.dialect.oracle.ast.expr;

import studio.raptor.sqlparser.ast.SQLExpr;
import studio.raptor.sqlparser.ast.SQLExprImpl;
import studio.raptor.sqlparser.ast.expr.SQLLiteralExpr;
import studio.raptor.sqlparser.dialect.oracle.visitor.OracleASTVisitor;
import studio.raptor.sqlparser.visitor.SQLASTVisitor;

public class OracleIntervalExpr extends SQLExprImpl implements SQLLiteralExpr, OracleExpr {

  private SQLExpr value;
  private OracleIntervalType type;
  private Integer precision;
  private Integer factionalSecondsPrecision;
  private OracleIntervalType toType;
  private Integer toFactionalSecondsPrecision;

  public OracleIntervalExpr() {

  }

  public SQLExpr getValue() {
    return this.value;
  }

  public void setValue(SQLExpr value) {
    this.value = value;
  }

  public OracleIntervalType getType() {
    return this.type;
  }

  public void setType(OracleIntervalType type) {
    this.type = type;
  }

  public Integer getPrecision() {
    return this.precision;
  }

  public void setPrecision(Integer precision) {
    this.precision = precision;
  }

  public Integer getFactionalSecondsPrecision() {
    return this.factionalSecondsPrecision;
  }

  public void setFactionalSecondsPrecision(Integer factionalSecondsPrecision) {
    this.factionalSecondsPrecision = factionalSecondsPrecision;
  }

  public OracleIntervalType getToType() {
    return this.toType;
  }

  public void setToType(OracleIntervalType toType) {
    this.toType = toType;
  }

  public Integer getToFactionalSecondsPrecision() {
    return this.toFactionalSecondsPrecision;
  }

  public void setToFactionalSecondsPrecision(Integer toFactionalSecondsPrecision) {
    this.toFactionalSecondsPrecision = toFactionalSecondsPrecision;
  }

  @Override
  protected void accept0(SQLASTVisitor visitor) {
    this.accept0((OracleASTVisitor) visitor);
  }

  public void accept0(OracleASTVisitor visitor) {
    visitor.visit(this);
    visitor.endVisit(this);
  }

  @Override
  public int hashCode() {
    final int prime = 31;
    int result = 1;
    result = prime * result + ((factionalSecondsPrecision == null) ? 0
        : factionalSecondsPrecision.hashCode());
    result = prime * result + ((precision == null) ? 0 : precision.hashCode());
    result = prime * result + ((toFactionalSecondsPrecision == null) ? 0
        : toFactionalSecondsPrecision.hashCode());
    result = prime * result + ((toType == null) ? 0 : toType.hashCode());
    result = prime * result + ((type == null) ? 0 : type.hashCode());
    result = prime * result + ((value == null) ? 0 : value.hashCode());
    return result;
  }

  @Override
  public boolean equals(Object obj) {
    if (this == obj) {
      return true;
    }
    if (obj == null) {
      return false;
    }
    if (getClass() != obj.getClass()) {
      return false;
    }
    OracleIntervalExpr other = (OracleIntervalExpr) obj;
    if (factionalSecondsPrecision == null) {
      if (other.factionalSecondsPrecision != null) {
        return false;
      }
    } else if (!factionalSecondsPrecision.equals(other.factionalSecondsPrecision)) {
      return false;
    }
    if (precision == null) {
      if (other.precision != null) {
        return false;
      }
    } else if (!precision.equals(other.precision)) {
      return false;
    }
    if (toFactionalSecondsPrecision == null) {
      if (other.toFactionalSecondsPrecision != null) {
        return false;
      }
    } else if (!toFactionalSecondsPrecision.equals(other.toFactionalSecondsPrecision)) {
      return false;
    }
    if (toType != other.toType) {
      return false;
    }
    if (type != other.type) {
      return false;
    }
    if (value == null) {
      if (other.value != null) {
        return false;
      }
    } else if (!value.equals(other.value)) {
      return false;
    }
    return true;
  }

}
